... 3. waterproof, dustproof,scratchproof Infrared Touch Screen , IR touch screen panel ,IR add-on multi-touch screen ,Multi-Touch Infrared Touch screenFeaturesDust and water proofing, anti- ... - +60 0--- 95% RHType of support screenLCD/PDP/CRT/PRTEnvironment operableOperable in various light conditions, indoor or outdoorDegree of ... 2000/XP/Vista, Linux,CertificationsCCC, CE, ROHS 26inch touch screen